(19)

(11)

EP 2 095 129 A1

(12)

(43) Date of publication: 02.09.2009 Bulletin 2009/36 (21) Application number: 07857687.3 (22) Date of filing: 17.12.2007

(51) International Patent Classification (IPC):  G01N 33/68(2006.01) (86) International application number: PCT/EP2007/064056 (87) International publication number: WO 2008/074769 (26.06.2008 Gazette 2008/26)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC MT NL PL PT RO SE SI SK TR (30) Priority: 18.12.2006 EP 06126353 (71) Applicant: Covalx Ag 8005 Zürich (CH)	(72) Inventors: NAZABAL, Alexis Txomin 8003 Zürich (CH) WENZEL, Ryan Jay 8046 Zürich (CH) (74) Representative: Becker, Konrad  Aeschenvorstadt 24 Postfach 318 4010 Basel 4010 Basel (CH)